TY - BOOK AU - Stewart, Kathleen., 1951- TI - Microsoft Office Excel 2007 : a professional approach SN - 9780073519210 U1 - 005.54 STE 2008 PY - 2008/// CY - Boston PB - McGraw-Hill KW - Business KW - Computer programs KW - Electronic spreadsheets N1 - Includes index ER -